67
FI
FUEL INJECTION SYSTEM
Fault code No.
43
Symptom
Power supply to the fuel injectors and fuel pump is not normal.
Diagnostic code No. d:09 (fuel system voltage)
Order
Item/components and probable cause
Check or maintenance job
Reinstatement
method
1
Connections
• Fuel injection system relay coupler
• Wire harness ECU coupler
Check the couplers for any pins that may have
pulled out.
Check the locking condition of the couplers.
If there is a malfunction, repair it and connect the
coupler securely.
Starting the
engine and
operating it at
idle.
2
Open or short circuit in wire harness.
Repair or replace if there is an open or short cir-
cuit.
Between the fuel injection system relay coupler
and ECU coupler.
Blue/Red – Blue/Red
Between the fuel injection system relay coupler
and engine stop switch coupler.
Red/White – Red/White
Between the engine stop switch coupler and main
switch coupler.
Brown – Brown
3
Malfunction or open circuit in fuel injec-
tion system relay.
Execute the diagnostic mode (code No. d:09).
Replace if defective.
TIP
When the leads are disconnected, the voltage
check by the code No. d:09 is impossible.
1. Disconnect the fuel injection system relay from
the wire harness and remove it.
2. Connect the pocket tester (
Ω
×
1) and battery
(12 V) to the fuel injection system relay termi-
nals as shown.
3. Does the fuel injection system relay have con-
tinuity between the red/green and red/blue ter-
minals?
Positive battery terminal
→
Red/White
1
Negative battery terminal
→
Blue/Red
2
Positive tester probe
→
Red/Green
3
Negative tester probe
→
Red/Blue
4
Содержание RST90GTY
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Страница 15: ...CABLE ROUTING 102 ...
Страница 19: ...ALLMÄN VÄGLEDNING FÖR ÅTDRAGNINGSMOMENT 101 DEFINITION AV ENHETER 101 KABELDRAGNING 102 ...
Страница 127: ...FI ...
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Страница 271: ...SPEC ...
Страница 272: ...102 SPEC CABLE ROUTING 8 9 0 A B C E F G C C D 1 2 3 4 5 5 6 7 A B A B ...
Страница 286: ...116 SPEC CABLE ROUTING G H I J E F 8 9 0 A B C D 1 2 3 4 5 6 7 K L M Y N O O P Q R S T U V W X A A ...
Страница 288: ...118 SPEC CABLE ROUTING G H I J E F 8 9 0 A B C D 1 2 3 4 5 6 7 K L M Y N O O P Q R S T U V W X A A ...
Страница 290: ...120 SPEC CABLE ROUTING E F G H I A B C D 1 2 3 4 5 8 9 0 6 7 J K K L M N C C B B A A D A A A A B B D C C ...
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